VOLVO
CEM-1A40 - 50-power supply. Activated too long
Układ
Centralny moduł elektroniczny (CEM)
Modele Volvo, których dotyczy ten kod błędu
Dotyczy następujących modeli:
5 modeliC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Co oznacza ten kod błędu?
The CEM has registered that the start position (key position III) has been active for a long time, and the fault code is set. The cause is that the signal wire from the ignition switch is short-circuited to battery voltage, or that the ignition switch is faulty.
Możliwe przyczyny
- Signal wire from the ignition switch short-circuited to battery voltage
- Ignition switch defective
Co możesz zrobić
- 1Check with a multimeter that the start wire from the ignition switch has no battery voltage when the key is released
- 2If you have a diagnostic tool, read the code after the key is released and note whether it returns
- 3Clear the code only after the cause has been fixed
- 4If the fault remains, have a workshop replace the ignition switch
Objawy, które możesz zauważyć1
- The starter motor continues to turn slowly after the ignition key has been released
Ogólne wskazówki dla właścicieli. Diagnostyka na samochodzie może wskazać inną przyczynę.